/*
Copyright 2007 Raymond Giorgi

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

   http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
 */

package edu.pitt.CS2510.Messages;

import edu.pitt.CS2510.Nodes.Node;


/**
 * The base message class that all messages inherit from
 * Defines a default constructor and a method 'processMessage' that must
 * be overridden by the inheriting class
 * @author NoOne
 *
 */
public abstract class _message {


	protected int to;
	protected int from;
	/**
	 * The default constructor that defines who the message is from
	 * and to whom it is going
	 * @param to
	 * @param from
	 */
	public _message(int to, int from){
		this.to=to;
		this.from=from;
	}

	public _message(){

	}
	/**
	 * 
	 * @return to which node the message is going
	 */
	public int getTo() {
		return to;
	}
	/**
	 * 
	 * @return the node that issued the message
	 */
	public int getFrom() {
		return from;
	}
	/**
	 *  This function will define the actions to be taken by the message
	 *  in all subclasses
	 * @param node
	 */
	public abstract void processMessage(Node node);
}
